In a peaceful retirement village, four unlikely friends meet up once a week to investigate unsolved killings. But when a local property developer shows up dead, 'The Thursday Murder Club' finds themselves in the middle of their first live case. The four friends, Elizabeth, Joyce, Ibrahim and Ron, might be octogenarians, but they still have a few tricks up their sleeves. Can our unorthodox but brilliant gang catch the killer, before it's too late?

A wealthy woman strangled six hours after she's arranged her own funeral. A very private detective uncovering secrets but hiding his own. A reluctant author drawn into a story he can’t control. What do they have in common? Unexpected death, an unsolved mystery and a trail of bloody clues lie at the heart of Anthony Horowitz's new thriller. Spread the word. The word is murder.

In the winter of 1937, the village of Okamura is abuzz with excitement over the forthcoming wedding of a son of the grand Ichiyanagi family. But amid the gossip over the approaching festivities, there is also a worrying rumour - it seems a sinister masked man has been asking questions about the Ichiyanagis around the village. Then, on the night of the wedding, the Ichiyanagi family are woken by a terrible scream, followed by the sound of eerie music - death has come to Okamura, leaving no trace but a bloody samurai sword, thrust into the pristine snow outside the house. 

Retired publisher Susan Ryeland is living the good life. She is running a small hotel on a Greek island with her long-term boyfriend, Andreas. It should be everything she's always wanted - but is it? She's exhausted with the responsibilities of making everything work on an island where nothing ever does, and truth be told she's beginning to miss her old life in London.

Daisy Darker is arriving at her grandmother’s house for her 80th birthday. It is Halloween, and Seaglass—the crumbling Cornish house perched upon its own tiny private island—is at one with the granite rocks it sits on. The Darker family haven’t all been in the same place for over a decade, and when the tide comes in, they’ll be cut off from the rest of the world for eight hours. When the tide goes back out, nothing will ever be the same again, because one of them is a killer.